Birla Institute of Technology and Science

Andhra University

Engineering Lead/Developer

Technical expertise primarily in Java/J2EE technologiesArchitect applications in Java/J2EE technologies include JavaScript, Enterprise Java Beans (EJB), XML, XSD, Web ,Services, JSP, JDBC, MVC Models (Struts), JSON,HTML,DHTML, AJAX, DOM’s.Development and hosting of Payment processing webservers and clients for Integrating with partner applications using Web Services both with SOAP and REST Expertise in building Micro services applications with PCI compliance.Expertise in designing and building micro services applications using SOAP/REST web service APIs in AWS EnvironmentWork closely with business to design solutions to process and maintain payment processing for electronic payments for variety of merchants. Expertise on Web Sphere, Tomcat application server, Trust/key-store files setup and configuration of server.xml, context and web.xml and JDBC connections pooling.Expertise in implementation of IVR functionalities for various mobile partners. Expertise in bank payment processing with various web browsers and web hosting solutions including IIS and Apache  Browser authentication using AD, LDAP, etc.  Browser encryption using SSL and Client Server certificates Wire level protocols including HTTP (Get, Post, Headers, Keep-Alives, Content types), XML, SOAP  Integrating with partner applications using Web Services.  Tomcat (Trust-store and Key-store setup and configurations, server.xml, context and web.xml and JDBC connections pooling)  Java (Ant, Jar’s and WAR file packaging, threading and synchronization, exceptions handling, and error handing strategies)  Databases (Transact SQL, 2005, and 2012, Windows authentication mode, management studio or enterprise manager, and modeling)Certified Scrum alliance Scrum Master

Vesta Corporation

Java/J2EE technologies include JavaScript, Enterprise Java Beans (EJB), XML, XSD, Web ,Services, JSP, JDBC, MVC Models (Struts, springs, JSF), JSON,HTML,DHTML, AJAX, DOM’s.Build and deployment of JARs and WAR files using ANT scripts. Design and implementation of User Interfaces on web using object oriented designs.  Implemented applications using Multi-threaded, synchronization, exceptions handling strategies. Worked and gained expertise on various back end Database technologies like ORACLE 9i,10G, MS SQL 2000, 2005, and 2008 using Windows authentication mode, management studio Provide technical solutions for the implementation of functional requirements. Business Analysis and consulting with multi-site teams and partners, Systems design and Development, 24/7Application support Trained and worked on <a href="http://salesforce.com">salesforce.com</a> technology and supported <a href="http://Salseforce.com">Salseforce.com</a> application. Design and implementation of new process using LEAN management principles  Drive and support onsite-offshore coordination.  Highly skilled to innovate and automate time consuming processes Identify gaps in the business application and recommend business requirements.

Vamsi Datti